expert 4×4 Set 70 Form Exercise

Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [9, 5, 7], Column headers: [10, 10, 2]

Show answer

Answer: Row 9: [90, 90, 18]; Row 5: [50, 50, 10]; Row 7: [70, 70, 14]

SubType
speed-grid
Difficulty
expert
Operation
×
RowHeaders
  • 9
  • 5
  • 7
ColHeaders
  • 10
  • 10
  • 2
Cells
  • [90,90,18]
  • [50,50,10]
  • [70,70,14]

Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [1, 7, 5], Column headers: [3, 7, 8]

Show answer

Answer: Row 1: [4, 8, 9]; Row 7: [10, 14, 15]; Row 5: [8, 12, 13]

SubType
speed-grid
Difficulty
expert
Operation
+
RowHeaders
  • 1
  • 7
  • 5
ColHeaders
  • 3
  • 7
  • 8
Cells
  • [4,8,9]
  • [10,14,15]
  • [8,12,13]